package com.aggron.concurrency;


import com.aggron.concurrency.examples.threadlocal.RequestHolder;
import lombok.extern.slf4j.Slf4j;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;

/**
 * @author LR2SD
 * @description httpfilter
 * @date 2018-06-10 17:31
 */
@Slf4j
public class HttpFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request= (HttpServletRequest) servletRequest;
        log.info("do filter, {},{}",Thread.currentThread().getId(),request.getServletPath());
        RequestHolder.set(Thread.currentThread().getId());
        filterChain.doFilter(servletRequest,servletResponse);
    }

    @Override
    public void destroy() {

    }
}
